CN108243536B - The power switch module of wireless control and its starting method of power supply - Google Patents
The power switch module of wireless control and its starting method of power supply Download PDFInfo
- Publication number
- CN108243536B CN108243536B CN201710868684.0A CN201710868684A CN108243536B CN 108243536 B CN108243536 B CN 108243536B CN 201710868684 A CN201710868684 A CN 201710868684A CN 108243536 B CN108243536 B CN 108243536B
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- China
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- module
- electric power
- power supply
- control unit
- wireless
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The present invention relates to the technical fields of switching device, disclose it is a kind of can the power switch module of wireless control and its starting method of power supply, the switch module includes the electric power switch unit of a plurality of parallel connections, each electric power switch unit system includes a control unit, various functions to control the present apparatus operate, described control unit is electrically connected an OFF state and takes electric power supply module and a firewire, for capturing the electric power on firewire to carry out the function of accumulation of energy, the OFF state takes electric power supply module to be electrically connected a Voltage stabilizing module, the electric power that the Voltage stabilizing module system takes electric power supply module to be exported to receive the OFF state, control unit system is electrically connected an ON state and takes electric power supply unit and a wireless module again, the ON state takes that electric power supply unit system is electrically connected the firewire again and the OFF state takes electric power supply module, finally, the wireless module system uses To emit and receive wireless signal, to control the electric power switch unit.
Description
Technical field
The present invention relates to the technical fields of switching device, and in particular, to it is a kind of can wireless control power switch module
And its starting method of power supply.
Background technique
In order to improve the switch management of household, many users start using being new-type electronic switch, with intelligence of marching toward
The environment of household, however, the wiring of the firewire known to the power wiring in most houses is all, the typically now electricity of smart home
Sub switch is switched using zero firewire, and both threads is needed to provide electric power running, therefore, if installation smart home electronic switch just needs
Again zero curve is laid, renovated house can not just install such electronic switch, and also therefore, known techniques change in turn using single
Fiery power taking technology directly solves this problem.
Single live wire power getting technology cardinal principle is by capturing power supply in firewire, for example, single live wire power getting is installed in
On power source switch for lamp set on wall, via the technology of single live wire power getting, power supply can be captured from firewire, within a predetermined time
Rapidly turn-on power is once to capture power supply, but user will not be allowed to feel that light flash is shinny.
However, current single live wire power getting technology problem encountered is, when lamps and lanterns are closed, single fire intelligent switch be with
Power grid is accessed after lamps and lanterns series connection, and intelligent switch also increases wireless module and operate together to network, if not setting especially
In the case where counting, intelligent switch can all have higher running consumption electric current, if standby input current will lead to greatly very much lamps and lanterns
The problems such as flashing or glimmer are also had after closing, can more highlight and not be available, especially the electronic energy-saving lamp of high impedance and
LED light, it is more sensitive to standby current, it is therefore proposed that a kind of mature and stable single live wire power getting technology is effectively to break through this
The necessary means of technical bottleneck.
Summary of the invention
In order to solve the above technical problems, the present invention provides it is a kind of can wireless control power switch module and its power supply
Starting method utilizes the power supply program for sequentially starting internal element by the way that OFF state power-supply circuit and steady-state module is added, with solution
Where certainly aforementioned problem.
In order to realize above-mentioned technical effect, the technical solution provided by the present invention is: it is a kind of can the electric power of wireless control open
Module is closed, including the firewire and a zero curve for electric connection, power switch module includes:
First electric power switch unit, first electric power switch unit further include:
One control unit, the various functions to control the first electric power switch unit operate；
One movement coding excited magnetic control unit, is electrically connected, and to carry out movement coded program with described control unit；
One excited magnetic control module is electrically connected, to external controlled electric power with movement coding excited magnetic control unit
Element unlatches and closes function to control it；
One OFF state takes electric power supply module, is mutually electrically connected with described control unit and firewire respectively, for capturing firewire
Electric power to carry out the function of accumulation of energy；
One Voltage stabilizing module takes electric power supply module, the control unit and movement coding excited magnetic control unit with OFF state respectively
It is mutually electrically connected, the electric power for taking electric power supply module to be exported to receive the OFF state keeps the electric current of input to certain
Voltage quasi position, then export to the control unit and the movement being electrically connected and encode excited magnetic control unit, to provide certain electricity
Power is for its running；
One ON state takes electric power supply unit, takes electric power supply module to be mutually electrically connected with control unit, firewire and OFF state respectively,
Its electric current, which is directed into OFF state, when for circuit conducting takes electric power supply module export after alternating current is converted into direct current, then defeated
Enter to Voltage stabilizing module to keep exporting the electric current of input again after to certain voltage level；
One wireless module, with described control unit be electrically connected, to emit and receive wireless signal, with receive instruct into
The starting or closing of row the first electric power switch unit of control；
Second electric power switch unit is electrically connected by way of in parallel with described control unit, and the second power switch
Device and the first electric power switch unit element having the same, and company is controlled by the control unit of the first electric power switch unit
It is dynamic, it is same as in the state of low-power consumption while operating.
Further, described control unit is set as microcontroller.
Further, the wireless module is set as any one of bluetooth module or zigbee wireless network module.
Further, the wireless module is connected with intelligent electric sub-device by wireless communication.
Further, the OFF state takes electric power supply module further include:
One conversion circuit takes in electric power supply module positioned at OFF state to receive externally input electric current and carry out phase change
Change；
One transient state current control circuit is electrically connected with the conversion circuit, is inputted to receive the conversion circuit
Electric current, for keeping low current condition when off-mode.
Further, the Voltage stabilizing module further includes the first voltage regulation filtering unit and the second voltage regulation filtering unit, and described
It is electrically connected with each other between one voltage regulation filtering unit and the second voltage regulation filtering unit, is exported with providing the electric current of different voltages to desire
In the module or element of driving.
Further, the first voltage regulation filtering unit is set as 12V pressure stabilization filter, and it is steady that the second pressure filter unit is set as 3V
Press filter.
The invention also discloses a kind of starting method of power supply, applied to as described in claim 1 can wireless control
Power switch module comprising following steps:
A. the power initiation program of power switch module is carried out；
B. initialization program is carried out to control unit；
C. control unit resets excited magnetic control module；
D. control unit releases delayed management to wireless module to start；
E. wireless module is initialized；
F. wireless module externally emit package signal with receive hand over hold signal to be matched and be bound；
Wherein in step c, preparatory pull down resistor is kept the pin resetted to be pulled to high level by described control unit, is caused pair
Wireless module charge initiation.
Further, the intelligence of package signal of the wireless module transmitting comprising the identity pairing extremely pairing in the step e
In type electronic device.
Further, in a step further include:
A1: AC power source is obtained by firewire and is converted to D/C voltage；
A2: charging energy-storing sequentially is carried out to Voltage stabilizing module；
A3: after control unit obtains minimum running power supply, keep minimum energy consumption state until power booster to stability state.
Further, refer in the a2 step and charging energy-storing sequentially is carried out to the Voltage stabilizing module of 12V and 3V.
Further, control unit is used to execute null character state when keeping minimum energy consumption state in the a3 step.
Further, the minimum running power supply in the a3 step is 3V power supply.
Compared with the prior art, the beneficial effects of the present invention are:
1. it is an object of the present invention to be a kind of opening for the power supply for the fiery formula power switch module of list for providing tool wireless control
Dynamic method, step system include: that the control unit carries out initialization program (S1)；The control unit carries out excited magnetic control module
It resets (S2)；The control unit releases delayed management to wireless module to start (S3)；The wireless module is initialized (S4)；
The wireless module, which externally emits package signal and receives to hand over, holds signal to be matched and be bound (S5)；
2. the present invention is arranged in pairs or groups to control a series of electric power switch unit boot sequence by hardware and software, and then is reached whole
A system completes the purpose of all device startings with low power mode, and the wireless module is operated in a manner of intermittent suspend mode,
And then reaches whole system and still maintain continued operation in a low-power state.
Detailed description of the invention
Fig. 1 be it is provided by the invention can wireless control power switch module system flow chart；
Fig. 2 be it is provided by the invention can wireless control power switch module another embodiment system flow chart；
Fig. 3 is the control method flow chart of the starting method of power supply provided by the invention；
Fig. 4 is the power initiation program flow diagram of the starting method of power supply provided by the invention；
The reference numerals are as follows:
First electric power switch unit 1, movement coding excited magnetic control unit 12, excited magnetic control module 13, closes at control unit 11
State takes electric power supply module 14, conversion circuit 141, transient current testing circuit 142, Voltage stabilizing module 15, the first voltage regulation filtering unit
151, the second voltage regulation filtering unit 152, ON state take electric power supply unit 16, wireless module 17, the second electric power switch unit 2, electric power
Element 100, intelligent electric sub-device 101, firewire L, zero curve N.
Specific embodiment
The present invention is further described in detail combined with specific embodiments below, following text is intended to indicate that this hair
Protection scope that is bright, being not intended to limit the present invention.
As shown in Figure 1, the present invention can be implemented as follows, provide can the power switch module of wireless control be
System flow chart, as shown, list fire formula power switch module of the present invention is the construction of switch for belonging to a kind of single firewire configuration, it is described to open
Closing module is to be electrically connected by the electric power switch unit of plural number by parallel, is for one first electric power switch unit in this implementation
1 and one second electric power switch unit 2, wherein first electric power switch unit 1 is mainly to include a control unit 11, Yu Benshi
It applies control unit 11 described in example and is as a kind of microcontroller (MCU), to control every function of this first electric power switch unit 1
It can operate, the functions such as work fundamental frequency, I O function and universal asynchronous receiving-transmitting transmission including this first electric power switch unit 1 of setting,
Described control unit 11 is electrically connected with movement coding excited magnetic control unit 12, and the movement coding excited magnetic control unit 12 is again
It is electrically connected one or a plurality of excited magnetic control module 13, the excited magnetic control module 13 is opposite to be electrically connected
The force device 100 controlled, the force device 100 are electrically connected a zero curve N again, and the force device 100 can be lamps and lanterns
Equal controlled members, the movement coding excited magnetic control unit 12 are further controlled by control unit 11, and the movement encodes excitation
Control unit 12 is to carry out movement coded program, further to control be electrically connected excited magnetic control module 13, therefore it is described
Control unit 11 can carry out the excited magnetic control module 13 such as to reset (Reset) function control, cause the force device
100 are controlled by it.
Continue as shown in Figure 1, described control unit 11, which is electrically connected an OFF state, takes electric power supply module 14, the OFF state takes electric confession
The other end of electric module 14 is electrically connected with a firewire L, and it is acquisition when being used for off-mode that the OFF state, which takes electric power supply module 14,
To carry out the function of accumulation of energy, the OFF state takes electric power supply module 14 also to there is alternating current to be converted into direct current for electric power on firewire L
Effect, be that will capture the AC power come to be converted into direct current power and export again；The OFF state takes electric power supply module 14 again
It is electrically connected a Voltage stabilizing module 15, the Voltage stabilizing module 15 is electrically connected described control unit 11 and movement coding excitation again
Control unit 12, the Voltage stabilizing module 15 are the electric power for taking electric power supply module 14 to be exported to receive the OFF state, will be defeated
The electric current entered is kept to certain voltage quasi position, then is exported to the described control unit 11 being electrically connected and movement coding
Excited magnetic control unit 12, to provide certain electric power for its running.
Continue as shown in Figure 1, another described control unit 11 is that an ON state is electrically connected to take electric power supply unit 16, one wireless
Module 17 and one second electric power switch unit 2, wherein the ON state take electric power supply unit 16 be electrically connected again the firewire L and
The OFF state takes electric power supply module 14, the ON state take electric power supply unit 16 be its electric current is directed into when circuit conducting it is described
OFF state takes electric power supply module 14 export after alternating current is converted into direct current, then inputs the Voltage stabilizing module 15 will input
Electric current exports again after keeping to certain voltage level；The wireless module 17 is to emit and receive wireless signal, to receive
Instruction control the starting or closing of the electric power switch unit, and the wireless module 17 can be for the wireless of matching function
Signal module, such as bluetooth (BLE) or zigbee wireless network module, as the parallel-expansion of extensibility, but not limited to this；
Finally, second electric power switch unit 2 is with parallel electric connection described control unit 11, the second power switch dress
The element composition for setting 2 is same as the first electric power switch unit 1, and is controlled by the control unit 11 of first electric power switch unit 1
To be switched on or be closed, thus to interlock first electric power switch unit 1 and the second electric power switch unit 2, cause
First electric power switch unit 1 and the second electric power switch unit 2 is set to be same as in the state of low-power consumption while operate, opposite,
First electric power switch unit 1 is also by the connecting move control of second electric power switch unit 2.
As shown in Fig. 2, be for it is provided by the invention can wireless control power switch module another embodiment system
Flow chart.As shown, it further includes a conversion circuit 141 and a transient current testing that OFF state of the invention, which takes electric power supply module 14,
Circuit 142, wherein the conversion circuit 141 is located in module to receive externally input electric current to be rectified and be dropped
Pressure, i.e. alternating current are converted into direct current, and the transient current testing circuit 142 is to be electrically connected the conversion circuit 141, to
Receive the electric current that the conversion circuit 141 is inputted, the transient current testing circuit 142 is to protect when the device off-mode
Low current condition is held, thus operating current required when 11 suspend mode of control unit is provided；In addition, further including in the Voltage stabilizing module 15
One first voltage regulation filtering unit 151 and one second voltage regulation filtering unit 152, wherein first voltage regulation filtering in this present embodiment
Unit 151 is for 12V pressure stabilization filter, and the second pressure filter unit 52 is for 3V pressure stabilization filter, to provide different voltages
Electric current export into the module or element to be driven.
As shown in figure 3, being to provide the control of power initiation and low-power operation method to power switch module for the present invention
Method flow diagram processed.The electric power switch unit of this case is equipped with wireless module 17, with benefit through intelligent electric sub-device 101 via
Network carrys out the force device 100 that remote control is electrically connected by electric power switch unit, as shown in Fig. 2, the intelligent electronic
After 101 elder generation of device is by penetrating wireless pairing, so that the intelligent electric sub-device 101 and 1 phase of the first electric power switch unit
It mutually identifies and binds, the wireless module 17 is caused to receive the remote control signal of matched electronic device 101；Such as control method stream
Shown in journey figure, the power initiation program (S1) of power switch module is carried out, described control unit 11 carries out initialization program (S2),
The initialization program includes the functions such as the work fundamental frequency for setting this electric device, I O function and universal asynchronous receiving-transmitting transmission；Institute
It states control unit 11 and (S3) is resetted to excited magnetic control module 13, the electricity for causing the excited magnetic control module 13 to be electrically connected
Power element 100 is in close state；Described control unit 11 releases delayed management to wireless module 17 to start (S4), wherein institute
Stating control unit 11 is to keep the foot position resetted to be pulled to high level preparatory pull down resistor, is caused described to the charging of wireless module 17
Starting；The wireless module 17 is initialized (S5)；Wireless module 17 externally transmitting package signal and receive hand over hold signal with
It is matched and is bound (S6), the wireless module 17 is intelligent electric of package signal of the transmitting comprising status pairing to pairing
Sub-device 101 is confirmed by the intelligent electric sub-device 101 and is replied, and holds recognizer to complete to hand over, and record to the intelligence
In type electronic device 101.
As shown in figure 4, being in the power initiation program circuit of power initiation provided by the invention and low-power operation method
Figure, in addition, in it is aforementioned carry out power switch module power initiation program (S1) the step of in, the power initiation program is also wrapped
Sub-step what follows is included, including AC power source is obtained by firewire L and is converted to D/C voltage (S11)；Sequentially to Voltage stabilizing module
It carries out charging energy-storing (S12), wherein being sequentially to be filtered to the first voltage regulation filtering unit 151 and one second pressure stabilizing in this step
152 charging energy-storing of wave unit, wherein the first voltage regulation filtering unit 151 is for 12V pressure stabilization filter, institute in this present embodiment
Stating the second pressure filter unit 52 is for 3V pressure stabilization filter；Further, it after described control unit 11 obtains minimum running power supply, protects
Minimum energy consumption state is held until power booster to stability state (S13), wherein described control unit is keeping minimum energy consumption state
When be in executing null character state, the another minimum running power supply is for 3V power supply in this present embodiment.
Anyone skilled in the art in the technical scope disclosed by the present invention, can readily occur in variation or
Replacement, should all cover in protection scope of the present invention.Therefore, protection scope of the present invention should be with the guarantor described in claim
It protects subject to range.
Claims (13)
1. one kind can wireless control power switch module, which is characterized in that including for a firewire of electric connection and 1
Line, power switch module include:
First electric power switch unit, first electric power switch unit further include:
One control unit, the various functions to control the first electric power switch unit operate；
One movement coding excited magnetic control unit, is electrically connected, and to carry out movement coded program with described control unit；
One excited magnetic control module is electrically connected with movement coding excited magnetic control unit, to external controlled force device,
Function is unlatched and closed to control it；
One OFF state takes electric power supply module, is mutually electrically connected with described control unit and firewire respectively, for capturing the electricity on firewire
Power is to carry out the function of accumulation of energy；
One Voltage stabilizing module takes electric power supply module, the control unit and movement coding excited magnetic control unit mutually electricity with OFF state respectively
Property connection, the electric power for taking electric power supply module to be exported to receive the OFF state keeps the electric current of input to certain voltage
Level, then export to the control unit and the movement being electrically connected and encode excited magnetic control unit, it is supplied with providing certain electric power
It is operated；
One ON state takes electric power supply unit, takes electric power supply module to be mutually electrically connected with control unit, firewire and OFF state respectively, is used for
Its electric current, which is directed into OFF state, when circuit is connected takes electric power supply module export after alternating current is converted into direct current, then is input to
Voltage stabilizing module is to keep exporting the electric current of input again after to certain voltage level；
One wireless module is electrically connected with described control unit, to emit and receive wireless signal, is controlled with receiving instruction
Make the starting or closing of the first electric power switch unit；
Second electric power switch unit is electrically connected by way of in parallel with described control unit, and the second electric power switch unit
With the first electric power switch unit element having the same, and gearing is controlled by the control unit of the first electric power switch unit,
It is same as in the state of low-power consumption while operating.
2. it is according to claim 1 can wireless control power switch module, which is characterized in that described control unit is set as
Microcontroller.
3. it is according to claim 1 can wireless control power switch module, which is characterized in that the wireless module is set
For any one of bluetooth module or zigbee wireless network module.
4. it is according to claim 1 can wireless control power switch module, which is characterized in that the wireless module passes through
Wireless communication is connected with intelligent electric sub-device.
5. it is according to claim 1 can wireless control power switch module, which is characterized in that the OFF state takes electric power supply
Module further include:
One conversion circuit takes in electric power supply module positioned at OFF state to receive externally input electric current and carry out phase change；
One transient state current control circuit is electrically connected, the electricity inputted to receive the conversion circuit with the conversion circuit
Stream, for keeping low current condition when off-mode.
6. it is according to claim 1 can wireless control power switch module, which is characterized in that the Voltage stabilizing module also wraps
Include the first voltage regulation filtering unit and the second voltage regulation filtering unit, the first voltage regulation filtering unit and the second voltage regulation filtering unit it
Between be electrically connected with each other, exported with providing the electric current of different voltages into the module or element to be driven.
7. it is according to claim 6 can wireless control power switch module, which is characterized in that first voltage regulation filtering
Unit is set as 12V pressure stabilization filter, and the second pressure filter unit is set as 3V pressure stabilization filter.
8. a kind of starting method of power supply, which is characterized in that applied to as described in claim 1 can the electric power of wireless control open
Close module comprising following steps:
A. the power initiation program of power switch module is carried out；
B. initialization program is carried out to control unit；
C. control unit resets excited magnetic control module；
D. control unit releases delayed management to wireless module to start；
E. wireless module is initialized；
F. wireless module externally emit package signal with receive hand over hold signal to be matched and be bound；
Wherein in step c, preparatory pull down resistor is kept the pin resetted to be pulled to high level by described control unit, is caused to wireless
Module charge initiation.
9. the starting method of power supply according to claim 8, which is characterized in that the wireless module transmitting in the step e
Package signal comprising identity pairing is into the intelligent electric sub-device of pairing.
10. the starting method of power supply according to claim 8, which is characterized in that in a step further include:
A1: AC power source is obtained by firewire and is converted to D/C voltage；
A2: charging energy-storing sequentially is carried out to Voltage stabilizing module；
A3: after control unit obtains minimum running power supply, keep minimum energy consumption state until power booster to stability state.
11. the starting method of power supply according to claim 10, which is characterized in that it is sequentially right to refer in the a2 step
The Voltage stabilizing module of 12V and 3V carries out charging energy-storing.
12. the starting method of power supply according to claim 10, which is characterized in that control unit is being protected in the a3 step
For executing null character state when holding minimum energy consumption state.
13. the starting method of power supply according to claim 10, which is characterized in that the minimum running electricity in the a3 step
Source is 3V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710868684.0A CN108243536B (en) | 2017-09-22 | 2017-09-22 | The power switch module of wireless control and its starting method of power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710868684.0A CN108243536B (en) | 2017-09-22 | 2017-09-22 | The power switch module of wireless control and its starting method of power supply |
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| Publication Number | Publication Date |
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| CN108243536A CN108243536A (en) | 2018-07-03 |
| CN108243536B true CN108243536B (en) | 2019-10-29 |
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| CN201710868684.0A Expired - Fee Related CN108243536B (en) | 2017-09-22 | 2017-09-22 | The power switch module of wireless control and its starting method of power supply |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716466B (en) * | 2019-10-11 | 2023-04-14 | 宁波公牛电器有限公司 | Chip switching circuit, single live wire switch and switching device |
| CN111638662A (en) * | 2020-06-19 | 2020-09-08 | 上海创米智能科技有限公司 | Single-fire switch and linkage method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150054319A1 (en) * | 2012-03-27 | 2015-02-26 | Choon Choo Kim | Bicycle provided with movable saddle |
| CN104682388A (en) * | 2015-03-20 | 2015-06-03 | 宋刚 | Off-state power supply circuit for two-wire system electronic switch and intelligent switch |
| CN107073715A (en) * | 2017-01-13 | 2017-08-18 | 深圳市奥星澳科技有限公司 | A kind of Wireless intelligent control device and system |
-
2017
- 2017-09-22 CN CN201710868684.0A patent/CN108243536B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150054319A1 (en) * | 2012-03-27 | 2015-02-26 | Choon Choo Kim | Bicycle provided with movable saddle |
| CN104682388A (en) * | 2015-03-20 | 2015-06-03 | 宋刚 | Off-state power supply circuit for two-wire system electronic switch and intelligent switch |
| CN107073715A (en) * | 2017-01-13 | 2017-08-18 | 深圳市奥星澳科技有限公司 | A kind of Wireless intelligent control device and system |
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